1. the state of being completely forgotten or unknown
2. the state of being unconscious or unaware of what is happening
3. complete destruction or extinction

Examples

• The old building fell into oblivion after the city was abandoned.
• Many talented artists lived in oblivion during their lifetimes.
• The medication caused him to drift into peaceful oblivion.
• She drank to escape into oblivion from her troubles.
• The ancient civilization disappeared into oblivion centuries ago.
• His contributions to science were rescued from oblivion by later historians.
• The patient remained in oblivion throughout the surgery.